关于热现象的说法中，正确的是（  ）

白眼♂×红眼♀→F₁ 红眼♂：红眼♀=1：1

（假设F₁数量足够多．无基因突变和染色体片段交换，可育三体在减数分裂时三条性染色体任意2条配对，不配对的随机移向一极，各配子育性相同）请回答下列问题：

A: Betty, will we study at school in the future?

B: ____ But we don't use paper, pens or rulers.

A: What will we use?

B: ____

A: But will we use pencils in the art class?

B: ____ We will draw pictures on the computers.

A: ____ How long will we study at school every day?

B: I think we will study for about three hours and then we can play games.

A: Really?

B: ____ It's just my dream.

A: It's my dream too.